Update renovate.json5

renovate.json5

@@ -1,6 +1,18 @@
 {
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
   "dependencyDashboard": true,
+  "regexManagers": [
+    {
+      "fileMatch": ["^kustomization\\.yaml$"],
+      "matchStrings": [
+        "image: (?<depName>[^:]+):(?<currentValue>[^\\s]+)"
+      ],
+      "datasourceTemplate": "docker",
+      "versioningTemplate": "loose",
+      "extractVersionTemplate": "{{ currentValue }}",
+      "lookupNameTemplate": "{{ depName }}",
+    },
+  ],
   "packageRules": [
     // Fully automatically update the container version referenced in the deployment
     {
@@ -8,10 +20,12 @@
       "automerge": true,
       "automergeType": "branch",
       "ignoreTests": true,
-      "commitMessagePrefix": "[skip ci]"
+      "commitMessagePrefix": "[skip ci]",
       "registryUrls": [
         "https://git.kluster.moll.re"
-      ]
+      ],
+      // Since the images use the commit sha as their tag, simply match any tag
+      "versioning": "regex:(.*)"
     }
   ],
 }